body {
    background: #f5f5f5;
    font-family: 'Microsoft YaHei', sans-serif;
}

.register-container {
    margin-top: 50px;
    margin-bottom: 50px;
    padding: 30px;
    background: white;
    border-radius: 10px;
    box-shadow: 0 0 20px rgba(0, 0, 0, 0.1);
}

.register-title {
    text-align: center;
    margin-bottom: 30px;
    color: #333;
}

.register-title h2 {
    font-weight: 600;
}

.form-group {
    margin-bottom: 20px;
}

.form-control {
    height: 45px;
    font-size: 16px;
}

.btn-register {
    height: 45px;
    font-size: 16px;
    background-color: #007bff;
    border-color: #007bff;
    width: 100%;
    margin-top: 20px;
}

.btn-register:hover {
    background-color: #0056b3;
    border-color: #0056b3;
}

.role-select {
    height: 45px;
    font-size: 16px;
}

.register-footer {
    text-align: center;
    margin-top: 20px;
    color: #666;
}

.alert {
    display: none;
    margin-top: 20px;
}

.register-icon {
    text-align: center;
    margin-bottom: 20px;
}

.register-icon i {
    font-size: 50px;
    color: #007bff;
}

.input-group-text {
    background-color: #f8f9fa;
    border-right: none;
}

.form-control {
    border-left: none;
}

.input-group-text i {
    width: 20px;
    text-align: center;
    color: #666;
}

.password-requirements {
    font-size: 12px;
    color: #666;
    margin-top: 5px;
    padding-left: 10px;
}

.password-requirements ul {
    list-style-type: none;
    padding-left: 0;
    margin-bottom: 0;
}

.password-requirements li {
    margin-bottom: 3px;
}

.password-requirements li i {
    margin-right: 5px;
}

.password-requirements li.valid {
    color: #007bff;
}

.password-requirements li.invalid {
    color: #dc3545;
}

.animated {
    animation-duration: 0.5s;
    animation-fill-mode: both;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translate3d(0, -20px, 0);
    }
    to {
        opacity: 1;
        transform: translate3d(0, 0, 0);
    }
}

.fadeIn {
    animation-name: fadeIn;
}

.back-to-login {
    text-align: center;
    margin-top: 15px;
}

.back-to-login a {
    color: #007bff !important;
}

.back-to-login a:hover {
    color: #0056b3 !important;
    text-decoration: none;
} 